they are hard to clean and more likely to get cavities 译成汉语
问题描述:
they are hard to clean and more likely to get cavities 译成汉语
答
他们难以清洁,并且容易有蛀洞。
PS:你这个跟牙齿有关系吧。。
答
它们很难清洁并且更像变成洞
答
它们很难清理干净,很可能会变成蛀牙.